A plant growing system configured to facilitate the growing of plants in an indoor environment. The plant growing system includes a reservoir fluidly coupled to a plurality of plant buckets by a pipe network. The pipe network has additionally operably coupled thereto a water temperature controller, an ozonator and a controller wherein the controller is configured to transfer water from the reservoir into the plurality of plant buckets. Each of the plant buckets has a float valve operably coupled to the pipe network which function to maintain the water level inside of the plant buckets. A plant support member is configured to be superposed the plant buckets and is operable to have a plant disposed therein. A metering pump and nutrient container are further provided so as to introduced contents disposed within the nutrient container into the reservoir. The pipe network includes a plurality of air vent lines.